It is clear that
 four Linking Words
categories
 decreased from 1968 to 2018 Use synonyms
while
 spending on three different Linking Words
categories
 increased in the end. Only one figure showed no change.
In terms of decreased Use synonyms
categories
, the food section showed Use synonyms
noticeable
 change. In 1968, 35 Correct article usage
a noticeable
Use synonyms
percent
 of families spent their income on food but it dramatically reduced to around 17 Change the spelling
per cent
Use synonyms
percent
 after 40 years. The figure for clothing and Change the spelling
per cent
footware
 Correct your spelling
footwear
also
 significantly dropped from 10 Linking Words
Use synonyms
percent
 to 5 Change the spelling
per cent
Use synonyms
percent
 in the end. Two more Change the spelling
per cent
categories
, fuel and power and personal goods slightly fell as well. 
With Use synonyms
the 
reference to increased sections, spending on leisure was the biggest growth. It increased more than double from around 9 Correct article usage
apply
Use synonyms
percent
 to approximately 23 Change the spelling
per cent
Use synonyms
percent
. Spending on housing Change the spelling
per cent
was 
increased almost double from 10 Unnecessary verb
apply
Use synonyms
percent
 to below 20 Change the spelling
per cent
Use synonyms
percent
. The figure for transport rose from around 8 Change the spelling
per cent
Use synonyms
percent
 to below 15 Change the spelling
per cent
Use synonyms
percent
 Change the spelling
per cent
in
 the end. Only spending on household goods did not change and reached approximately 8 Change preposition
at
Use synonyms
percent
.Change the spelling
per cent